Samsung AE040RXEDEG Service Manual
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Samsung AE040RXEDEG Service Manual

Outdoor unit; tank integrated hydro unit
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ECO HEATING SYSTEM
ECO HEATING SYSTEM
OUTDOOR UNIT
Model : (Split)
AE040RXEDEG
AE060RXEDEG
AE090RXEDEG
AE090RXEDGG
(Mono)
AE050RXYDEG
AE080RXYDEG
AE120RXYDEG
AE160RXYDEG
AE080RXYDGG
AE120RXYDGG
AE160RXYDGG
CONTENTS
1. Precautions
2. General Overview
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference Sheet
TANK INTEGRATED
HYDRO UNIT
(Split)
AE200RNWSEG
AE260RNWSEG
AE260RNWSGG
(Mono)
AE200RNWMEG
AE260RNWMEG
AE260RNWMGG

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Summary of Contents for Samsung AE040RXEDEG

  • Page 1 ECO HEATING SYSTEM TANK INTEGRATED OUTDOOR UNIT HYDRO UNIT Model : (Split) (Split) AE040RXEDEG AE200RNWSEG AE060RXEDEG AE260RNWSEG AE090RXEDEG AE260RNWSGG AE090RXEDGG (Mono) (Mono) AE050RXYDEG AE200RNWMEG AE080RXYDEG AE260RNWMEG AE120RXYDEG AE260RNWMGG AE160RXYDEG AE080RXYDGG AE120RXYDGG AE160RXYDGG ECO HEATING SYSTEM CONTENTS 1. Precautions 2. General Overview 3.

  • Page 2: Table Of Contents

    Contents 1. Precautions.........................3 1-1 Precautions for the Service ..............................3 1-2 Precautions related to static electricity and PL ......................3 1-3 Precautions for the Safety ..............................4 1-4 Precautions for handling a system containing refrigerants .................5 1-5 Precautions for the brazing ..............................5 1-6 Precautions for charging refrigerants ..........................5 2.
  • Page 3 7-1 Index for Model Name..............................118 7-2 Tank intergrated hydro unit(SPLIT) ..........................119 7-3 Tank intergrated hydro unit(MONO) ......................... 120 7-4 FSV Data check and update using S-NET Pro2 ..................... 121 7-5 EHS FSV Values Import and Export ..........................122 Samsung Electronics...

  • Page 4: Precautions

     Check whether the installation location is at least two meters away from other electronic products such as TV, video, or audio. – Otherwise, the video quality might be degraded or noise might be generated.  Do not let end users repair the products themselves. – Unauthorized disassembly might cause electric shock or fire. Samsung Electronics...

  • Page 5: Precautions For The Safety

    – When using R-32, moisture or foreign substances may affect to the capacity and reliability of the product. Safety precautions must be taken when installing the refrigerant pipe. – The design pressure of the unit is 4.6MPa. Select appropriate material and thickness according to the regulations. Samsung Electronics...

  • Page 6: Precautions For Handling A System Containing Refrigerants

    – The container may get damaged by the heat and result in explosions.  Do not operate the product without pressure switch(for product protection) and sensor. – If there are any internal blockage, high refrigerant pressure increase may damage the product or exterior. Samsung Electronics...

  • Page 7: General Overview

    It has developed power saving compressors for more than thirty years. EHS(Eco Heating System) compressor adopts a double-rotor BLDC compressor with permanent magnets made by Samsung. Electricity for the compressor rotor is obtained from a neodium-iron-boron permanent magnetic material (boron magnet can attract iron material weighing 1000 times its own weight.) It strengthens the rotary moment of the compressor to maximize the entire efficiency of the...
  • Page 8 This concept will help space saving and lower costs for pipe line reduction. Running Costs-Reduction of Up to 33.5% Samsung EHS, known for its world class efficiency (12kW floor heating system with 4.63), can reduce 33.5% of your running costs as compared to a gas boiler.

  • Page 9: Product Specifications

    2-2-1 Outdoor Unit (Split) Indoor Unit AE200RNWSEG AE200RNWSEG AE200RNWSEG AE260RNWSGG AE260RNWSEG AE260RNWSEG AE260RNWSEG Model Name Outdoor Unit AE040RXEDEG AE060RXEDEG AE090RXEDEG AE090RXEDGG AE040RXEDEG AE060RXEDEG AE090RXEDEG Outdoor Unit & Tank Hydro Unit Figure Mode Heat Pump (A2W) Heat Pump (A2W) Heat Pump (A2W)
  • Page 10 Product Specifications (cont.) Indoor Unit AE200RNWSEG AE200RNWSEG AE200RNWSEG AE260RNWSGG AE260RNWSEG AE260RNWSEG AE260RNWSEG Model Name Outdoor Unit AE040RXEDEG AE060RXEDEG AE090RXEDEG AE090RXEDGG AE040RXEDEG AE060RXEDEG AE090RXEDEG 3Ф, 4Line, 380~415V, 50Hz Power Supply Φ, #, V, Hz 1Ф, 2Line, 220~240V, 50Hz 1Ф, 2Line, 220~240V, 50Hz 1Ф, 2Line, 220~240V, 50Hz...
  • Page 11 1Ф, 2Line, 220~240V, 50Hz Centrifurugal Centrifurugal "Centrifurugal Centrifurugal Centrifurugal Centrifurugal Centrifurugal Hydro Type (Model Name) (UPMM 25-9.5) (UPMM 25-9.5) (UPMM 25-9.5)" (UPMM 25-9.5) (UPMM 25-9.5) (UPMM 25-9.5) (UPMM 25-9.5) Unit Water Pump Motor Input (Max) Number of Unit Samsung Electronics Samsung Electronics...
  • Page 12 *1) A2W Condition #1 : (Heating) Water In/Out 30℃/35℃, Outdoor Air 7℃DB/6℃WB; (Cooling) Water In/Out 23℃/18℃, Outdoor Air 35℃DB. *2) A2W Condition for ESEER(Cooling) at Water Out 18℃. *3) Sound pressure was acquired in an anechoic room. Thus actual noise level may be different depending on the installation conditions. Samsung Electronics Samsung Electronics...

  • Page 13: Specifications Of Optional Items

    Installation Manual DB68-08407A AE090RX** Model Installation Manual DB68-08408A AE080/120/160RX** Model Instruction Manual DB68-08423D AE040/060RX** Model Instruction Manual DB68-08423E AE050RX** Model Instruction Manual DB68-08409A AE090RX** Model Instruction Manual DB68-08410A AE080/120/160RX** Model Installation Manual DB68-08367A AE200/260RNW***Model Instruction Manual DB68-08422C AE200/260RNW***Model Samsung Electronics...
  • Page 14 DB95-04396A Sen Temp-Mixing Valve DB32-00213A Sensor holder DB61-40055A Sensor clip DB81-00635A AE200/260RNW***Model Cable-tie DB65-10088C Aluminum Tape DB72-30040A Rubber Tape DB62-11304A Insulatior DB62-04785A Tube Secondary DB96-24724A AE260RNW***Model Gasket DB63-04197A AE260RNW***Model Drain Plug Out DB67-20011A AE200/260RNW***Model Cap Drain DB63-10355C AE200/260RNW***Model Samsung Electronics...
  • Page 15 3. Disassembly and Reassembly Hand Tool sets ■ Item Remark +Screw Driver Adjustable wrench –Screw Driver Nipper Electric Motion Driver L-Wrench Torque Lench Latchet Lench Samsung Electronics...

  • Page 16: Tank Integrated Hydro Unit

    (Use + Screw Driver) 2) Remove the 4 screws and then separate the Cover Control Box part. (Use + Screw Driver) 3) Remove the Power, Pump, 3way valve, Flow sensor, Booster Heater, Back-up Heater, Sensor connector of Assy PCB. Samsung Electronics...
  • Page 17 Procedure Remark 4) Remove the 3 screws from the front part. 5) Remove the 2 screw and then open the cover in the middle position of water tank. 6) Remove the wire of the thermostat and booster heater. Samsung Electronics...
  • Page 18 2) Separate the pipe connected expansion vessel by 2 nut joints. PUMP 1) Disconnect power and communication connection. 2) Separate the pipe connected Pump by 2 nut joints. Flow sensor 1) Separate the pipe connected flow sensor by 2 bracket holder. Samsung Electronics...
  • Page 19 2) Separate the pipe connected Back up heater by 2 nut joints. 3way Valve 1) Separate the pipe connected 3way valve by 3 bracket holder. Anode bar 1) Separate the pipe connected anode bar by 1 nut joint from top of the tank. Samsung Electronics...
  • Page 20 Parts Procedure Remark PLATE HEAT 1) Remove the 2 screw from the bracket valve. EXCHANGER 2) Remove the 2 screw front the cabi top sub. 3) Separate the pipe connected Assy plate heat exchanger by 2 nut joint. Samsung Electronics...

  • Page 21: Outdoor Unit

    1) Unscrew and remove the nine screws on each side of the CABI TOP. (Use '+' type screw driver) CABI INSTALL 1) Unscrew and remove the screw FRONT on the CABI INSTALL FRONT. (Use '+' type screw driver) Samsung Electronics...
  • Page 22 Disassembly and Reassembly Parts Procedure Remark GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use '+' type screw driver) Samsung Electronics...
  • Page 23 Disassembly and Reassembly Parts Procedure Remark CABI BACK RH 1) Pull the sensor from the CABI BACK RH. 2) Unscrew and remove the nine screws on each side the CABI BACK RH. (Use '+' type screw driver) Samsung Electronics...
  • Page 24 Disassembly and Reassembly Parts Procedure Remark CABI INSTALL BACK 1) Unscrew and remove the 8 screws on the CABI FRONT LF. (Use '+' type screw driver) Samsung Electronics...
  • Page 25 Disassembly and Reassembly Parts Procedure Remark Samsung Electronics...
  • Page 26 1) Turn the one nut as shown in the picture and remove it. (Use adjustable wrench) MOTOR 1) Remove the fan. 2) Unscrew and remove the four motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. Samsung Electronics...
  • Page 27 Disassembly and Reassembly Parts Procedure Remark BRACKET MOTOR 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use ‘+’type screw driver) Samsung Electronics...
  • Page 28 Disassembly and Reassembly Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors form the ASSY Control OUT 2) Unscrew and remove the three screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT. Samsung Electronics...
  • Page 29 SERVICE VALVE. (Use '+' type screw driver) 3) Separate the pipe from the Entrance/Exit using a welder. When removing the compressor, heat exchanger and pipe, purge the completely and remove the pipe with a welding flame. Samsung Electronics...
  • Page 30 Disassembly and Reassembly Parts Procedure Remark COMPRESSOR 1) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 2) Separate the compressor wire. 3) separate the OUTSIDE COMPRESSOR FELT SOUND Samsung Electronics...
  • Page 31 Disassembly and Reassembly Parts Procedure Remark 4) Separate the COMPRESSOR FELT SOUND. 5) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) Samsung Electronics...
  • Page 32 Disassembly and Reassembly Parts Procedure Remark ASSY COND OUT 1) Unscrew remove the two screws on each side of the ASSY COND OUT. (Use '+' type screw driver) Samsung Electronics...
  • Page 33 1) Unscrew 2 fix screws under cable holders COMMUNICATION and remove. CABLE 2) Get rid of cable tie of communication cable. 3) Unscrew the numbers of screws on terminal block and separate power and communication ‘Ring’cables from terminal block. Samsung Electronics...
  • Page 34 Parts Procedure Remark ASS’Y CABINET 1) Unscrew and remove 9 screws on Cabinet- SIDE RH side rh. (Use + Screw Driver) ASS’Y CABINET 1) Unscrew and remove 8 screws on Assy FRONT Cabinet Front. (Use + Screw Driver) Samsung Electronics...
  • Page 35 3) Unscrew and remove 2 screws on of Assy Control out. FAN PROPELLER 1) Take Fan Propeller apart. + MOTOR 2) Unscrew and remove 4 screws on Motor to take apart Motor. (Use + Screw Driver) Samsung Electronics...
  • Page 36 3) Separate the pipe from the Entrance and Exist by using a welder. 4) Separate Heat Exchanger from Unit. When removing the Compressor, Heat Exchanger, and Pipe, Purge the Refrigerant inside the Compressor completely and remove the pipe with a weld-ing flame. Samsung Electronics...
  • Page 37 1) Unscrew 2 fix screws under cable holders COMMUNICATION and remove. CABLE 2) Get rid of cable tie of communication cable. 3) Unscrew the numbers of screws on terminal block and separate power and communication ‘Ring’cables from terminal block. Samsung Electronics...
  • Page 38 GUARD COND. (Use ‘+’type screw driver) CABI SIDE RH 1) Unscrew and remove the eleven screws on each side of the CABI BACK RH. (Use '+' type screw driver) 2) Pull the sensor from the CABI SIDE RH. Samsung Electronics...
  • Page 39 Disassembly and Reassembly Parts Procedure Remark CABI FRONT 1) Unscrew and remove the 9 screws on the CABI FRONT. (Use '+' type screw driver) 1) Turn the one nut as shown in the picture and remove it. (Use adjustable wrench) Samsung Electronics...
  • Page 40 2) Unscrew and remove the four motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. BRACKET 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use '+' type screw driver) Samsung Electronics...
  • Page 41 30 seconds later And Make sure that is impossible to connect and disconnect BLDC motor connector when the power is on) 3) Unscrew and remove 2 screws on of Assy Control out. Samsung Electronics...
  • Page 42 ASSY 1) Purge the coolant first. TUBE-WATER 2) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) Samsung Electronics...
  • Page 43 Disassembly and Reassembly Parts Procedure Remark ASSY BRACKET 1) Unscrew and remove the 4 screws on the ASSY BRACKET PHE. (Use '+' type screw driver) Samsung Electronics...
  • Page 44 Disassembly and Reassembly Parts Procedure Remark COMPRESSOR 1) Separate the COMPRESSOR FELT SOUND. 2) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 3) Separate the compressor wire. 4) Separate the COMPRESSOR FELT SOUND. Samsung Electronics...
  • Page 45 Disassembly and Reassembly Parts Procedure Remark 5) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) ASSY COND 1) Unscrew and remove the four screws as shown in the picture. (Use '+' type screw driver) Samsung Electronics...
  • Page 46 CABI TOP 1) Unscrew and remove the nine screws on each side of the CABI TOP. (Use '+' type screw driver) CABI INSTALL 1) Unscrew and remove the screw FRONT on the CABI INSTALL FRONT. (Use ‘+’type screw driver) Samsung Electronics...
  • Page 47 Disassembly and Reassembly Disassembly and Reassembly Parts Procedure Remark GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use '+' type screw driver) Samsung Electronics...
  • Page 48 Disassembly and Reassembly Parts Procedure Remark CABI BACK RH 1) Pull the sensor from the CABI BACK RH. 2) Unscrew and remove the nine screws on each side the CABI BACK RH. (Use '+' type screw driver) Samsung Electronics...
  • Page 49 Disassembly and Reassembly Parts Procedure Remark CABI INSTALL BACK 1) Unscrew and remove the 7 screws in the Cabinet-Install Back. (Use '+' type screw driver) Samsung Electronics...
  • Page 50 Disassembly and Reassembly Parts Procedure Remark CABI FRONT LF 1) Unscrew and remove 10 screws. in the Cabinet-Front LF. (Use '+' type screw driver) Samsung Electronics...
  • Page 51 Disassembly and Reassembly Parts Procedure Remark Samsung Electronics...
  • Page 52 1) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) MOTOR 1) Remove the fan. 2) Unscrew and remove the eight motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. Samsung Electronics...
  • Page 53 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use ‘+’type screw driver) HEATER 1) Unscrew and remove the three screws on the BRACKET MOTOR. (Use '+' type screw driver) 2) Disconnect the heater wire from the ASSY CONTROL OUT. Samsung Electronics...
  • Page 54 Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors form the ASSY CONROL OUT 2) Unscrew and remove the two mounting screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT. Samsung Electronics...
  • Page 55 Remark ASSY 4WAY VALVE 1) Purge the coolant first. 2) Separate the pipe from the Entrance/Exit using a welder. When removing the compressor, heat exchanger and pipe, purge the completely and remove the pipe with a welding flame. Samsung Electronics...
  • Page 56 1) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 2) Separate the compressor wire. 3) Separate the COMPRESSOR FELT SOUND. 4) As shown in the picture, unscrew and remove 3 mounting screws from the bottom. (Use Adjustable Wrench) Samsung Electronics...
  • Page 57 Disassembly and Reassembly Parts Procedure Remark ASS'Y WATER 1) Separate the Hose from the Water tube TUBE IN/OUT using a plyer. Samsung Electronics...
  • Page 58 (Use '+' type screw driver) 2) Separate the Bracket PHE Top. 3) Separate the pipe from the Entrance/Exit using a welder. 4) As shown in the picture, unscrew and remove 2 mounting screws from the partition. (Use Adjustable Wrench) Samsung Electronics...
  • Page 59 Disassembly and Reassembly Parts Procedure Remark ASSY COND OUT 1) Unscrew and remove 2 screws on each side of the Assy Cond Out. (Use '+' type screw driver) Samsung Electronics...
  • Page 60 1) Unscrew and remove the nine screws on each side of the CABI TOP. (Use '+' type screw driver) CABI INSTALL 1) Unscrew and remove the screw FRONT on the CABI INSTALL FRONT. (Use '+' type screw driver) Samsung Electronics...
  • Page 61 Disassembly and Reassembly Parts Procedure Remark GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use '+' type screw driver) Samsung Electronics...
  • Page 62 Disassembly and Reassembly Parts Procedure Remark CABI BACK RH 1) Pull the sensor from the CABI BACK RH. 2) Unscrew and remove the nine screws on each side the CABI BACK RH. (Use '+' type screw driver) Samsung Electronics...
  • Page 63 Disassembly and Reassembly Parts Procedure Remark CABI INSTALL BACK 1) Unscrew and remove the 8 screws on the CABI FRONT LF. (Use '+' type screw driver) Samsung Electronics...
  • Page 64 Disassembly and Reassembly Parts Procedure Remark Samsung Electronics...
  • Page 65 1) Turn the one nut as shown in the picture and remove it. (Use adjustable wrench) MOTOR 1) Remove the fan. 2) Unscrew and remove the four motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. Samsung Electronics...
  • Page 66 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use ‘+’type screw driver) HEATER 1) Unscrew and remove the three screws on the BRACKET MOTOR. (Use '+' type screw driver) 2) Disconnect the heater wire from the ASSY CONTROL OUT. Samsung Electronics...
  • Page 67 Disassembly and Reassembly Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors form the ASSY CONROL OUT 2) Unscrew and remove the three screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT. Samsung Electronics...
  • Page 68 Remark ASSY 4WAY VALVE 1) Purge the coolant first. 2) Separate the pipe from the Entrance/Exit using a welder. When removing the compressor, heat exchanger and pipe, purge the completely and remove the pipe with a welding flame. Samsung Electronics...
  • Page 69 Remark COMPRESSOR 1) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 2) Separate the compressor wire. 3) Separate the COMPRESSOR FELT SOUND. 4) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) Samsung Electronics...
  • Page 70 2) As shown in the picture, unscrew and remove the two screws from the BRACKET PHE. (Use adjustable wrench) ASSY COND OUT 1) Unscrew remove the two screws on each side of the ASSY COND OUT. (Use '+' type screw driver) Samsung Electronics...

  • Page 71: Troubleshooting

    (Only 3Phase Model) Check the operation setting state . Self diagnostic Heating operation blocked Operation Off Check temperature sensor. error Check the operation setting state . Self diagnostic Cooling operation blocked Operation Off Check temperature sensor. error Samsung Electronics...
  • Page 72 Outdoor Unit Input current sensor error Check Outdoor Inverter PBA. Operation Off error Check INVERTER PBA's temperature. Power off and cool Outdoor Unit IPM is overheated Operation Off down INVERTER PBA, and then restart the outdoor unit. error Samsung Electronics...
  • Page 73 Mixing Valve Outlet Refer to details. temperature sensor error Error that the set temperature for disinfection operation Indoor Unit Error for disinfection operation is not reached, or, after reaching, the temperature fails to error continue for the requested time. Samsung Electronics...

  • Page 74: Troubleshooting By Symptoms

    PCB and replace the PCB Reconnect the cable connecting the outdoor unit to the indoor unit and restart the unit. If the communication still doesn’t work, replace the indoor unit PCB. Good +0.7V -0.7V Samsung Electronics...

  • Page 75: Hydro Unit

    Are there any problems such as short or dewetting between Replace PCB EEPROM PIN? EEPROM SUB PBA If you restart after reentering model options and power reset, does the Normal operation error occur again? Replace PCB Samsung Electronics...
  • Page 76 E911 Change water flow rate to proper level ▶ Water pump ON (Low flow rate) : NOT enough water flow ▶ Water flow range Water flow rates (LPM) Outdoor unit capacity ≤ 9kW Outdoor unit capacity > 9kW Samsung Electronics...
  • Page 77 2.15 33.7 4.35 77.0 2.20 34.6 4.40 78.0 2.25 35.6 4.45 79.0 2.30 36.6 4.50 80.0 2.35 37.6 4.55 80.9 2.40 38.6 4.60 81.9 2.45 39.6 4.65 82.9 2.50 40.6 4.70 83.9 2.55 41.5 2.60 42.5 2.65 43.5 Samsung Electronics...
  • Page 78 PBA needs to be replaced water pump installed? E912 ▶ Water pump OFF (Normal flow rate) Check the extra pump ▶ Water flow range Water flow rates (LPM) Outdoor unit capacity ≤ 9kW Outdoor unit capacity > 9kW Samsung Electronics...
  • Page 79 Temperature sensor failure (replace) 165.7 Restart the system after replacing the PCB 242.5 295.4 362.4 <103 Type> Current Resistance temperature (kΩ) (°C) 3.03 3.59 4.17 4.93 5.84 6.95 Error Mode Sensor Type 8.32 E121,E122,E123, E901,E902,E903, 12.08 E906,E916 14.68 E904 17.94 Samsung Electronics...
  • Page 80 PCB and replace the PCB Reconnect the cable connecting the outdoor unit to the Hydro unit unit and restart the unit. If the communication still doesn’t work, replace the Hydro unit unit PCB. Good +0.7V -0.7V Samsung Electronics...

  • Page 81: Items To Check Before Diagnostics

    10s digit 1s digit °C long-1 Main Micom version Year(Dec) Month(Hex) Day(two digit) Day(One digit) long-1 and 1 Inverter Micom version Year(Dec) Month(Hex) Day(two digit) Day(One digit) long-1 and 2 EEPROM version Year(Dec) Month(Hex) Day(two digit) Day(One digit) Samsung Electronics...

  • Page 82: Troubleshooting By Symptoms

    If the communication still doesn’t work, replace the comm. kit PCB and outdoor unit PCB in order of mention. Good +0.7V -0.7V cf.) If there is no oscillo scope, it can be replaced multimeter instead of osillo scope. Samsung Electronics...
  • Page 83 Does the communication error occur? Normal operation Is the communication/power cable connected properly between Connect the connector right position MAIN PBA and INVERTER PBA? Exchange MAIN PBA/INVERTER PBA in order of mention <CN305 in MAIN PBA > <CN31 in INVERTER PBA> Samsung Electronics...
  • Page 84 Ω at 25°C ex) 205.4k Ω at 21°C Power on (°C) (°C) <outdoor, condenser temp. sensor> <discharge, OLP temp. sensor> (*)Resistance value for temperature sensor Is the wire of sensor broken or is there any poor contact? the temperature sensor Samsung Electronics...
  • Page 85 1-6V during the operation? Is the Fan in rotation during Exchange the FAN motor not in rotation TEST operation in cooling mode # TEST operation # press K1 or K2 button on the MAIN PCB after power on. Cont. Samsung Electronics...
  • Page 86 Is the Pin voltage #6 - #3 of CN90 and 91 Exchange INVERTER PCB changed high(4-5V) and low(0-1V) in case of making manual rotation slowly? Is the Pin voltage #7 - #3 of CN90 and Exchange the FAN motor 91 low(0-1V) in normal rotation? Exchange INVERTER PCB Samsung Electronics...
  • Page 87 2 Ω? (*) U↔V, V↔W, W↔U Is the value of resistance mega between compressor Exchange the compressor Ω and outdoor unit body? Is the wire of compressor Check the wire of compressor connected correctly? Samsung Electronics...
  • Page 88 Is the indoor unit installed well Reinstall after remove the obstacle according to installation manual? Does the compressor work normal? Exchange the compressor Are the service valves fully opened? Open the service valves Exchange INVERTER PCB Samsung Electronics...
  • Page 89 Open the service valves Is the wire of compressor Check the wire of compressor connected correctly? Is the value of resistance between each phase(*) for compressor Exchange the compressor smaller than 2 Ω? (*) U↔V, V↔W, W↔U cont. Samsung Electronics...
  • Page 90 ) . t cont. Is the value of resistance mega between compressor Exchange the compressor Ω and outdoor unit body? Are the position and measured value of temperature sensor normal? reposition the sensor reposition the sensor Exchange INVERTER PCB Samsung Electronics...
  • Page 91 Is the power cable connected correctly? Is the reactor connected correctly? Check the connection of reactor Check whether a fuse has blown Exchange the fuse Does the error occur frequently? Exchange INVERTER PCB Check the input power (AC 230V ± 15%) Samsung Electronics...
  • Page 92 2 Ω? (*) U↔V, V↔W, W↔U Are the service valves fully opened? Open the service valves Is the evaporator sensor of Connect the sensor’s connector indoor unit connected correctly? Is refrigerant charged? Charge refrigerant Exchange INVERTER PCB Samsung Electronics...
  • Page 93 Exchange apply to the connector of 4-WAY the outdoor PCB. valve coil during the operation? Go to the next page 4-WAY valve main body error * Normal resistance value of 4 way valve coil : 1.5±0.15㏀ (at 20℃) Samsung Electronics...
  • Page 94 Dose the voltage of DC300V apply to the connector of outdoor Check the motor wire. fan during the operation of outdoor unit? Outdoor PCB error * Normal resistance value of EEV valve coil(Red-Black or Yellow-Orange) : 92±8Ω (at 20℃) Samsung Electronics...
  • Page 95 Are the option DIP switches the option DIP switches inside the wired remote controller co ured correctly? Is there an error Check the system depending message displayed on the wired remote on the error display controller display? Check the target temperature Samsung Electronics...
  • Page 96 CN39(MAIN PCB),CN31(INVERTER PCB) Error 203 display ALL OFF Is the FUSE on INVERTER PCB blown? Exchange the FUSE Check each BLDC FAN motor short or not, by resistance between Exchange FAN motor pin #1 and #3 Exchange INVERTER PCB Samsung Electronics...

  • Page 97: Pcb Diagram

    5. PCB Diagram 5-1 Tank Integrated Hydro Unit This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 98 CNS081 ERROR/COMP CHECK SMW250-04 RED CNS083 EXTERNAL CONTROL SMW250-02 RED HEATER/EVA-OUT/EVA-IN/ CNS043 SMW250-10 WHT WATER-OUT/WATER-IN SENSOR CNS051 EXTERNAL CONTROL/SENSOR WB20L-024-132 WHT CNS041 FLOW SWITCH YW396-02V YEL CNS201 SUB_LED SMW200-07 WHT CNS301 DOWNLOAD YDW200-20 BLK CNP101 EARTH YDW236-01 WHT Samsung Electronics...

  • Page 99: Outdoor Unit

    5-2 Outdoor Unit █ MAIN PCB (AE080/090/120/160RX****) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 100 BASE HEATER YW396-03AV BLU CN702 4WAY-1 YW396-03AV YEL CN101 POWER YW396-03AV WHT CN806 EEPROM B7P-MQ WHT CN304 DRED DAPC 2009-6P BLK CN501 MODE SELECTOR SMW250-03 WHT CN103 EARTH YDW236-01 WHT CN303 COMM-INDOOR YW396-02V RED CN003 QUIET S/W BR-7623-2P BLK Samsung Electronics...
  • Page 101 PCB Diagram █ INVERTER PCB (AE090RX**EG) This Document can not be used without Samsung’s authorization. Local Function Description CN401 COMP U YTR250 CN402 COMP V YTR250 CN403 COMP W YTR250 REACTOR_A2 REACTOR_A YTR250 REACTOR_A1 REACTOR_A YTR250 REACTOR_B2 REACTOR_B YTR250 REACTOR_B1...
  • Page 102 PCB Diagram █ INVERTER PCB (AE120/160RX**EG) This Document can not be used without Samsung’s authorization. Local Function Description CN401 COMP 42819-3213 BLK REACTOR_A2 REACTOR_A YTR250 REACTOR_A1 REACTOR_A YTR250 REACTOR_B2 REACTOR_B YTR250 REACTOR_B1 REACTOR_B YTR250 AC POWER OT-048 AC POWER OT-048...
  • Page 103 PCB Diagram █ INVERTER PCB (AE080/090/120/160RX**GG) This Document can not be used without Samsung’s authorization. Local Function Description CN400 COMP 42819-3213 BLK CN101 REACTOR HLW1005-02 BLK AC POWER YTR250 AC POWER YTR250 AC POWER YTR250 CN150 AC POWER YW396-03AV WHT...
  • Page 104 PCB Diagram █ EMI PCB (AE090/120/160RX**EG) This Document can not be used without Samsung’s authorization. Local Function Description AC POWER OT-048 EARTH YTR250 AC POWER L OT-048 AC POWER N OT-048 AC POWER OT-048 CN01 AC POWER YW396-03AV WHT Samsung Electronics...
  • Page 105 PCB Diagram █ EMI PCB (AE080/090/120/160RX**GG) This Document can not be used without Samsung’s authorization. Local Function Description CN01 AC POWER YW396-03AV WHT EARTH EARTH YEL/GRN WIRE R-IN AC POWER WHT WIRE S-IN AC POWER BRN WIRE T-IN AC POWER...
  • Page 106 PCB Diagram █ SUB-HEATER PCB (AE080/090/120/160RX****) This Document can not be used without Samsung’s authorization. Local Function Description CN02 POWER YW396-03AV YEL CN03 HEATER YW396-03AV WHT Samsung Electronics...
  • Page 107 PCB Diagram █ INVERTER PCB (AE040/050/060RX****) This Document can not be used without Samsung’s authorization. Local Function Description CN581 ECO-COMM SMW200-07 WHT CN551 DOWNLOAD YDAW200-20 BLK CN401 COMP U YTR250 CN402 COMP V YTR250 CN403 COMP W YTR250 CN051 REACTOR...
  • Page 108 PCB Diagram █ MAIN PCB (AE040/050/060RX****) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 109 SMW250-04 YEL CN804 EXTERNAL CONTROL SMW250-02 RED CN403 EVA-IN/SUCTION SMW250-02 WHT CN001 QUIET SWITCH SMW250-02 BLK CN801 SMW250-05 RED CN701 AC POWER YW396-03AV BLK CN702 4WAY VALVE YW396-03AV WHT CN703 HOT GAS YW396-03AV RED CN704 AC LOAD YW396-03AV YEL Samsung Electronics...

  • Page 110: Wiring Diagram

    6. Wiring Diagram 6-1 Hydro unit 6-1-1 3Phase Model This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 111 Wiring Diagram 6-1-2 1Phase Model This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 112: Outdoor Unit

    6-2 Outdoor Unit █ 3Phase (AE080/090/120/160/RX**GG) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 113 Wiring Diagram █ 1Phase (AE090/120/160/RX**EG) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 114 Wiring Diagram █ 1Phase (AE040/050/060RX****) This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 115: Reference Sheet

    WATT (*100) STANDATRD Split Type WATT (*100) (/STANDARD TANK) WATT (*100) Mono Type WATT (*100) WATT(*100) Power WATT(*100) E(220~240V, 50Hz, 1Ø) G(380~415V, 50Hz, 3Ф) Year Mode 2019 Heat Pump R-32 Outdoor / Inodoor Indoor unit (NASA) Outdoor unit (NASA) Samsung Electronics...

  • Page 116: Tank Intergrated Hydro Unit(Split)

    Eva Out temp sensor T_tank Water tank temp sensor Discharge temp sensor PS_H High pressure switch V_4W 4Way valve PT_C Charging port HX_M Outdoor Heat exchanger Outdoor fan motor T_CO Condout temp sensor HX_PHE Plate heat exchanger Main expansion valve Samsung Electronics...

  • Page 117: Tank Intergrated Hydro Unit(Mono)

    Eva In temp sensor T_tank Water tank temp sensor Discharge temp sensor PS_H High pressure switch V_4W 4Way valve PT_C Charging port HX_M Outdoor Heat exchanger Outdoor fan motor T_CO Condout temp sensor HX_PHE Plate heat exchanger Main expansion valve Samsung Electronics...

  • Page 118: Fsv Data Check And Update Using S-Net Pro2

    7-4 FSV Data check and update using S-NET Pro2 To check the EHS FSV data the [Update] button must be selected. FSV value has been updated, double-click each cell can set the value of the FSV. Samsung Electronics...

  • Page 119: Ehs Fsv Values Import And Export

    7-5 EHS FSV Values Import and Export The User can now export the existing FSV values into an XML file and update later onto a new unit the saved values. Samsung Electronics...
  • Page 120 The existing FSV values can be exported by click on the "Export" button. FSV Import: The FSV values can be imported by the click on the import button. The user is prompted to browse and select the XML file for update on the EHS unit selected in the dropdown menu. Samsung Electronics...
  • Page 121 Reference Sheet SD Card The FSV values can be loaded from SD card or saved to SD card by the click on the import button SD card should be connected in EHS Converter. Samsung Electronics...
  • Page 122 China china.samsungportal.com © Samsung Electronics Co., Ltd. April 2019. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in Korea. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. Code No. AC-00242E_1...

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